Your Guide to the Solar System and the Night Sky
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public Observing fromLocation: Greenwich, United Kingdom edit_location_alt
north SunriseRise: 4:51  
clear_day Transit: 12:56  
SunsetSet: 21:00 south
sunny DaytimeWhat's Visible Now
All Constellations » Cancer » 

70 Cancri

70 Cancri is a main-sequence star in the constellation of Cancer.

70 Cancri visual magnitude is 6.38. Because of its reltive faintness, 70 Cancri should be visible only from locations with dark skyes, while it is not visible at all from skyes affected by light pollution.

The table below summarizes the key facts about 70 Cancri:

70 Cancri is above the horizon from Greenwich, United Kingdom edit_location_alt. Altitude: 60°.

Celestial coordinates and finder chart of 70 Cancri

70 Cancri is situated north of the celestial equator, as such, it is more easily visible from the northern hemisphere. Celestial coordinates for the J2000 equinox as well as galactic coordinates of 70 Cancri are provided in the following table:

09h 04m 09s
+27° 53’ 53”

The simplified sky map below shows the position of 70 Cancri in the sky:

Finder chart 70 Cancri star
Simplified finder chart for 70 Cancri.

Visibility of 70 Cancri from your location

Location: Greenwich, United Kingdom edit_location_alt
Latitude: 51° 28’ 47” N
Longitude: 0° 00’ 00” E
Timezone: Europe/London

Today's 70 Cancri rise, transit and set times from Greenwich, United Kingdom edit_location_alt are the following (all times relative to the local timezone Europe/London):

Azimuth: 62.1°
Max altitude: 66.4°
Azimuth: 297.9°
70 Cancri is above the horizon from Greenwich, United Kingdom

Digitized Sky Survey image of 70 Cancri

The image below is a photograph of 70 Cancri from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel. The area of sky represented in the image is 0.5x0.5 degrees (30x30 arcmins). The proper motion of 70 Cancri is 0.001 arcsec per year in Right Ascension and -0.002 arcsec per year in Declination and the associated displacement for the next 100000 years is represented with the red arrow.

Image of 70 Cancri star
DSS2 image of 70 Cancri. The red arrow shows the motion of 70 Cancri during the next 100000 years (1.67 arcmin in Right Ascension and -3.33 arcmin in declination);

Distance of 70 Cancri from the Sun and relative movement

70 Cancri is distant 604.82 light years from the Sun and it is moving towards the Sun at the speed of 21 kilometers per second.

185.53 pc
604.82 ly
-21 km/s
0.001 arcsec/year
-0.002 arcsec/year

Spectral properties of 70 Cancri

70 Cancri belongs to spectral class A1 and has a luminosity class of V corresponding to a main-sequence star.


The red dot in the diagram below shows where 70 Cancri is situated in the Hertzsprung–Russell diagram.

HR Diagram
H-R diagram showing the position of 70 Cancri. Attribution: Richard Powell / CC BY-SA

Alternative designations of 70 Cancri